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Your Trusted Fremont Orthodontist for Braces and Invisalign
Patricia Choi Orthodontics is a dedicated orthodontic practice serving patients in Fremont and San Mateo, California. Our practice combines advanced orthodontic technology with personalized care to deliver exceptional results for children, teens, and adults. Dr. Patricia J. Sing Choi, a board-certified orthodontist, brings extensive expertise to every treatment plan, utilizing cutting-edge digital tools and evidence-based techniques. We specialize in comprehensive orthodontic solutions, including traditional braces, ceramic braces, and Invisalign clear aligners, tailored to meet individual needs.

Our commitment to excellence extends to patient education, preventive care, and creating comfortable treatment experiences. With flexible payment options and acceptance of major insurance plans, we strive to make quality orthodontic care accessible to all families. Our team prioritizes long-term oral health outcomes while ensuring each patient achieves their ideal smile esthetics and jaw function.
Services
Braces Invisalign Orthodontic Treatment for Kids Orthodontic Treatment for Teens Orthodontic Treatment for Adults Emergency Care Dental Hygiene Services Insurance & Payment Plans
Highlights and features
  • Board-certified orthodontist with advanced training from UCSF and USC
  • Modern digital office with 3D imaging and clear aligner technology
  • Flexible payment options including CareCredit financing
  • Accepts major PPO dental insurances including Delta Dental
  • Patient-focused care with personalized treatment plans
What people say
Wonderful and professional Super friendly Attentive Patient and kindest Reassuring with teens
Services
Invisalign
Invisalign treatment straightens teeth using clear, removable aligners. Patients wear each set for two weeks, gradually shifting teeth into proper alignment. This discreet option allows normal eating and oral hygiene while achieving results comparable to traditional braces.
Wire Braces
Traditional metal braces use high-grade stainless steel brackets and wires to correct misalignment. Modern designs offer smaller, more comfortable brackets with elastic ligatures that maintain tooth movement through periodic adjustments during treatment.
Ceramic Braces
Ceramic braces feature tooth-colored brackets that blend with natural teeth. Made from durable composite materials, they provide aesthetic benefits while effectively correcting bite issues and spacing problems for adult patients seeking discreet treatment.
Orthodontic Treatment for Kids
Phase I interceptive treatment addresses jaw development and tooth positioning in children aged 7-9. This early intervention creates space for permanent teeth eruption and corrects harmful oral habits to prevent future orthodontic complications.
Emergency Care
We provide urgent care for broken brackets, poking wires, and loose appliances. Our team offers immediate guidance and same-day appointments when needed, with home care instructions available for temporary relief before professional treatment.
People
Patricia J. Sing Choi
Orthodontist
Dr. Choi earned her DDS from UCSF and orthodontic specialty training with a Master's in craniofacial biology from USC. She combines advanced education with compassionate care, focusing on personalized treatment plans and modern orthodontic technology.
Questions
What orthodontic services do you offer?
We provide traditional braces, ceramic braces, Invisalign, and specialized treatments for children, teens, and adults, including emergency orthodontic care.
Do you accept dental insurance?
Yes, we accept all PPO dental insurances and are in-network with Delta Dental, United Concordia, and Aetna. We also verify benefits at your first visit.
What payment options are available?
We offer CareCredit financing, flexible payment plans, and complimentary consultations. Most major dental insurance plans are accepted with no hidden fees.
Are evening or weekend appointments available?
We offer Saturday appointments by request at our San Mateo location and regular weekday hours Monday-Friday in Fremont with flexible scheduling options.
What technology do you use?
Our office features digital scanners, 3D imaging, and modern orthodontic appliances including SmartTrack Invisalign technology for precise, efficient treatment.
How do I handle orthodontic emergencies?
Contact us immediately for broken appliances or severe discomfort. We provide same-day emergency appointments and home care guidance for temporary relief.
Reviews (6)
Yaf Nitsua
Sep 13, 2021 Report
If I can give no star, I will. They are not personal and they don't care. My kid started Invisalign and entire time, I don't even know what the Doctor looks like. My child is a minor, do they really expect that a 15 year old can pay attention to everything Dr. said and follow without parental supervision? The fact is the doctor never bothered to contact the parent to explain everything. Having some office manager to tell me Dr. wants do Invisalign and just having the parent pay. What we are? cash cow? It's horrible experience. You probably get your money worth just go to those smile club.
Anne Marie Hernandez
Jul 02, 2020 Report
Dr Choi and her staff are wonderful and professional. I really appreciate all the time and effort she took in helping my daughter fix a tooth that was growing on top of a permanent tooth. We have recommended many friends to her office. She is so knowledgeable and caring. Thank you again so much for all your help.
A. B.
Jun 27, 2020 Report
For minor, mostly cosmetic work, she's good. Expensive, but gets the job done well. My older child who really needed only subtle adjustment did really well. It feeds into the assembly line-like structure of her practice. They are well equipped to handle the simpler jobs, and the assistants are really nice. For major work, like my younger one needed, this IS NOT the place. I don't know if she doesn't have time to plan because her practice is busy, or if my child's teeth presented too much of a challenge. After extractions on three separate occasions, including all wisdom
Chandra S.
Nov 14, 2018 Report
Sooo thrilled with my results with adult braces ! I can thoroughly appreciate all the hard work and patience that goes into this process. The result? I feel good about the health of my teeth and show them off when I smile (something I avoided in the past). I had braces once before but my teeth had shifted and gone even more crooked than before. They're completely straight now

Dr. Choi is super friendly, welcoming & attentive. Throughout my two year treatment, she was always able to explain what was happening and why. She was understanding of work and life circumstances to make sure I
Rick F.
Mar 04, 2015 Report
Dr. Choi and her staff are amazing. They were patient and thorough with me over the years I had my braces. They did a great job with my teeth and I would recommend her to anyone. This is a place where they really do care for people. Thank you again.
Jessie W.
Aug 21, 2014 Report
I've been seeing Dr. Choi since I was in the 7th grade, and now i'm going off to my second year of college in the fall. My orthodontist in elementary school was Dr. Ricupito in Fremont, who i would not recommend if you have children, because his assistants and desk staff WILL talk behind your back (more like in front of your face) and give you the rudest customer service you have experienced in your life. I wanted to mention him because Dr. Choi is the exact opposite. She is one of the most patient and kindest people I have met in my life, and she is absolutely wonderful and reassuring